4445005444 has 12 divisors (see below), whose sum is σ = 8485919568. Its totient is φ = 2020457000.

The previous prime is 4445005441. The next prime is 4445005451.

4445005444 is nontrivially palindromic in base 10.

It is not an unprimeable number, because it can be changed into a prime (4445005441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50511382 + ... + 50511469.

It is an arithmetic number, because the mean of its divisors is an integer number (707159964).

Almost surely, 2^4445005444 is an apocalyptic number.

4445005444 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

4445005444 is a deficient number, since it is larger than the sum of its proper divisors (4040914124).

4445005444 is a wasteful number, since it uses less digits than its factorization.

4445005444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101022866 (or 101022864 counting only the distinct ones).

The product of its (nonzero) digits is 102400, while the sum is 34.

The square root of 4445005444 is about 66670.8740305690. The cubic root of 4445005444 is about 1644.2105571704.

It can be divided in two parts, 444500 and 5444, that added together give a palindrome (449944).

The spelling of 4445005444 in words is "four billion, four hundred forty-five million, five thousand, four hundred forty-four".